highly significantp < 0.001
This difference was highly significant ( χ 2 = 96.522, p < 0.001).
This difference was highly significant ( χ 2 = 96.522, p < 0.001).
The numbers of attacks were low in summer ( n = 3) and higher in spring ( n = 10), autumn ( n = 12) and winter ( n = 14), and this difference was marginally significant ( χ 2 = 7.051, p = 0.070).